BMW 5 Series Owners & Service Manuals

BMW 5 Series: Control units on the local CAN

The control units on the local CAN are not displayed in the bus overview by the BMW diagnosis system ISTA. Diagnosis takes place via the corresponding primary control unit.

Radar sensor (primary)

Control Units
Radar sensor, left (RSL) and radar sensor, right (RSR)

The control units for the radar sensor, front right (RSR) and radar sensor, front left (RSL) are installed at the front right and front left of the vehicle for the optional equipment Driving Assist Plus.

Lane change warning SWW2 (secondary) also know as the Short Range Radar Sensor (SRR2)

Control Units
Lane change warning

Both control units lane change warning SWW/SRR (primary) and SWW2/SRR2 (secondary) are shown in the picture. The SWW/SRR (primary) control unit is located on the right. The control unit lane change warning SWW2/SRR2 (secondary) is on the left. The control unit lane change warning SWW2/ SRR2 (secondary) is connected with the control unit lane change warning SWW/SRR (primary) via a local CAN. Diagnose with the BMW diagnosis system takes place via the primary control unit.


     Voltage Supply

     Overview of voltage supply

    System wiring diagram Voltage supply Digital Motor Electronics (DME) Starter motor Alternator Power distribution box, engine compartment Jump start terminal point Auxiliary battery, engine com


    Overview of luggage compartment Battery Power distribution box, battery, right Power distribution box, rear Power Control Unit (PCU) 500 W Power Control Unit (PCU) 150 W Power distribution box


     Coolant pump

    The layout and function of the coolant pump have been revised and adapted to match the cooling concept of the Bx8 TU engines. Coolant pump, Bx8TU engine Pressure relief valve closed (pressure < 2.1 bar) Pressure relief valve opened (pressure > 2.1 

     Collision Warning

    The camera-based collision warning is part of the Active Driving Assistant optional equipment (OE 5AS) in the G30 and is implemented using the KAFAS stereo camera. The collision warning in the new BMW 5 Series contains the familiar Frontal Collision Warning with City Collision Mitigation and

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